[ltp] cd-rw: can write but can read or mount

gustavo linux-thinkpad@linux-thinkpad.org
Sun, 23 Nov 2003 18:22:15 +0200

  I fixed it, I added the 'sc', 'sc_mod' and 'sc_vendor' modules and 
link (in '/dev') the cdrom to scd0.
And now is OK.

gustavo wrote:

>  Hello
> Today iI added the module 'sg.o' in order to use mi cd-writer. I was 
> compile it and added it to '/etc/modules' and
> after it writed in the blank cd (with 'xcdroast').
>  My problem is that now I can't mount the cdrom. What can be the 
> problem???
> I have a thinkpad R-40 with Debian Woody and kernel 2.4.22. I compiled 
> it with a modules of
> ide-scsi and sg.  I have the '/etc/lilo.conf' configured with the 
> line:  ' append="apm=off hdc=ide-scsi hdd=ide-scsi"  '
> if I link the '/dev/cdrom' to '/dev/scd0' and try to mount the cdrom I 
> receive:
>    > mount: /dev/cdrom is not a valid block device
> If back the original link to '/dev/cdrom' to 'hdc' when I try to mount 
> it I receive:
>    > mount: wrong fs type, bad option, bad superblock on /dev/cdrom,
>       or too many mounted file systems
>       (could this be the IDE device where you in fact use
>       ide-scsi so that sr0 or sda or so is needed?)
> So, any IDEA ??

gustavo halperin
Laboratory for Computer Graphics and CAD
Faculty of Mechanical Engineering
Technion - Israel Institute of Technology
Haifa, Israel 32000

Tel:      972-4-829-2334
Fax:    972-4-829-5711
e-mail: gustavoh@tx.technion.ac.il <mailto:gustavoh@tx.technion.ac.il>